shithub: asif

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map: add node to screen coordinates conversion

--- a/path/fns.h

+++ b/path/fns.h

@@ -11,4 +11,5 @@

 double	manhdist(Node*, Node*);

 Vertex	n2p(Node*);

 Node*	p2n(Vertex);

+Vertex	n2s(Node*);

 int	isblocked(Node*);

--- a/path/map.c

+++ b/path/map.c

@@ -20,6 +20,17 @@

 	return map + p.y * mapwidth + p.x;

 }

+Vertex

+n2s(Node *n)

+{

+	Vertex v;

+

+	v = n2p(n);

+	v.x = v.x * Nodesz + 1;

+	v.y = v.y * Nodesz + 1;

+	return v;

+}

+

 double

 eucdist(Node *a, Node *b)

 {